<template>
  <div class="login_container">
    <div class="login_box">
      <!--头像部分-->
      <div class="avatar_box">
        <img src="../assets/picture/zhaoyue.jpg" />
      </div>

      <!--登录表单-->
      <el-form
        ref="loginFormRef"
        :model="loginForm"
        :rules="loginFormRules"
        label-width="0px"
        class="login_form"
      >
        <!--用户名-->
        <el-form-item prop="username">
          <el-input
            v-model="loginForm.username"
            prefix-icon="iconfont icon-user"
          ></el-input>
        </el-form-item>
        <!--密码-->
        <el-form-item prop="password">
          <el-input
            v-model="loginForm.password"
            prefix-icon="iconfont icon-3702mima"
            type="password"
          ></el-input>
        </el-form-item>

        <!--登录按钮-->
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="loginFormRef">重置</el-button>
        </el-form-item>

        
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      //这是登录表单的数据绑定对象
      loginForm: {
        username: "admin",
        password: "123456",
      },
      //这是表单的验证规则
      loginFormRules: {
        username: [
          { required: true, message: "请输入用户名", trigger: "blur" },
          {
            min: 3,
            max: 10,
            message: "长度在 3 到 10 个字符",
            trigger: "blur",
          },
        ],
        password: [
          { required: true, message: "请输入密码", trigger: "blur" },
          {
            min: 6,
            max: 15,
            message: "长度在 6 到 15 个字符",
            trigger: "blur",
          },
        ],
      },
    };
  },

  methods: {
    loginFormRef() {
        this.$refs.loginFormRef.resetFields();
      },

    login() {
        this.$refs.loginFormRef.validate(async valid => {
          if(valid){
            const {data: res} = await this.$http.post("login",this.loginForm);
            if(res.meta.status!==200) return this.$message.error('登录失败！')
            this.$message.success('登录成功')
            console.log(res);
            window.sessionStorage.setItem('token',res.data.token);
            this.$router.push("/home");
          }else{
              return;
          }
        });
    }
  }
};
</script>

<style lang="less" scoped>
.login_container {
  //background-color: #2b4b6b;
  background-image: url(../assets/picture/meitu.png);
  background-repeat: no-repeat;
  background-size: cover;
  height: 100%;
}
.login_box {
  background-color: white;
  width: 400px;
  height: 300px;
  border-radius: 6px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);

  .avatar_box {
    width: 116px;
    height: 120px;
    border: 1px solid #eee;
    padding: 10px;
    border-radius: 60%;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #ffffff;

    img {
      width: 100%;
      height: 100%;
      border-radius: 60%;
      background-color: #eee;
    }
  }
}

.login_form {
  position: absolute;
  bottom: 0px;
  width: 100%;
  padding: 0% 20px;
  box-sizing: border-box;
}

.btns {
  display: flex;
  justify-content: flex-end;
}
</style>
